Is that in both the Editor and the Organizer? On the same computer monitor?
Take a look in the Edit>Color Management dialogs that you have in PSE 2025 and PSE 2021. Are there any different settings between the two?
Here is a screenshot of the two dialogs in Elements 2025.
If that doesn't explain what you are seeing, please attach the original file so that we can examine it. (If it is a raw file, you may have to zip it in order to upload it to this forum.)